Knee pad



FIG. 1 is a perspective view of a knee pad showing our new design;

FIG. 2 is a front view of the knee pad depicted in FIG. 1;

FIG. 3 is a rear view of the knee pad depicted in FIG. 1;

FIG. 4 is a top view of the knee pad depicted in FIG. 1;

FIG. 5 is a bottom view of the knee pad depicted in FIG. 1;

FIG. 6 is a right side view of the knee pad depicted in FIG. 1; and,

FIG. 7 is a left side view of the knee pad depicted in FIG. 1.

The broken lines in the figures depict portions of the knee pad that form no part of the claimed design. 

CLAIM The ornamental design for a knee pad, as shown and described. 